

Description
PR-1773 Class B is a low adhesive, non-chromate corrosion inhibitive sealant. It has a service temperature range from -65°F (-54°C to 250°F (121°C), with intermittent excursions up to 300°F (149°C). The material is designed for use as an effective barrier against the common causes of corrosion on aluminum alloys or between dissimilar metals.
PR-1773 Class B is a two-part, manganese dioxide cured, polysulfide compound. The uncured material is a low sag, thixotropic paste suitable for application by extrusion gun or spatula. It cures at room temperature to form a removable seal to common aircraft substrates.
Application life and cure time for PR-1773 B 2
Application life and cure time @ 77°F (25°C), 50% RH | Hours |
Application life | 2 |
Tack free time | <8 |
Cure time to 20 A Durometer | 16 |
Specifications
AIMS 04.05.006
IPS 04-05-006-02 Issue 2
ABP4 5141
ABP4 5142
IPS04-05-006-02
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